Stories by Sharon Machlis

R is mighty, but it can be complex for data tasks. Learn how to get summaries, sort and do other tasks with relative ease. (Now updated with dplyr examples.)

From books to videos to online tutorials -- most free! -- here are plenty of ideas to burnish your R knowledge.

Why x=3 doesn't always mean what you think it should, about data types and more.

From no-frills graphics to adding color and labeling your data, here's what you need to know.

In part 1 of our hands-on series, we explain why R's a great choice for basic data analysis and visualization work, and how to get started.

Whether it's local or from the Web, there are several ways to get data into R for further work.

Microsoft on Wednesday unveiled a Premium enterprise service for its Power BI data visualization platform.

Prophet is aimed specifically at business problems such as computer infrastructure capacity planning.

The Web app has much more power, but the mobile version can be useful for analyzing tweets, for instance.

Microsoft made another R-in-the-enterprise push today, announcing Microsoft R Server 9.0 with a goal of helping companies "operationalize" data science.

Analytics firm Sisense has brought its BI platform to chat bots, allowing customers to ask natural-language questions about their data while in Slack, Skype, Facebook Messenger or Telegram.

Tableau is moving into the data-wrangling business, announcing plans for visual data-preparation software code-named Project Maestro.

The knowledge-sharing framework, still in beta, is designed to bring the discipline of computer-code sharing to data analysis.

Microsoft free Power BI is slated to get some serious mapping capabilities, as Microsoft yesterday announced ArcGIS for Power BI by Esri is on the way sometime this year.

Business-analytics vendor Tableau Software moved to stake out its turf now that Microsoft has entered the BI market.